Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
8
200 - Religion
301 - Sociology & anthropology
320 - Political science
6
300 - Social sciences
5
700 - The arts; fine & decorative arts
4
900 - History & geography
4
363 - Other social problems & services
3
140 - Specific philosophical schools
2
333 - Economics of land & energy
2
600 - Technology
2
610 - Medicine & health
2
120 - Epistemology, causation & humankind
1
170 - Ethics
1
330 - Economics
1
340 - Law
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
364 - Criminology
1
400 - Language
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
530 - Physics
1
581 - Specific topics in natural history
1
800 - Literature & rhetoric
1